US4761763A - Rate adaptation circuit and method for asynchronous data on digital networks - Google Patents
Rate adaptation circuit and method for asynchronous data on digital networks Download PDFInfo
- Publication number
- US4761763A US4761763A US06/780,367 US78036785A US4761763A US 4761763 A US4761763 A US 4761763A US 78036785 A US78036785 A US 78036785A US 4761763 A US4761763 A US 4761763A
- Authority
- US
- United States
- Prior art keywords
- data
- uart
- microprocessor
- baud rate
- byte
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Communication Control (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Dc Digital Transmission (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
Description
n/m≈K
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA485968 | 1985-06-28 | ||
CA000485968A CA1226960A (en) | 1985-06-28 | 1985-06-28 | Rate adaptation circuit and method for asynchronous data on digital networks |
Publications (1)
Publication Number | Publication Date |
---|---|
US4761763A true US4761763A (en) | 1988-08-02 |
Family
ID=4130883
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US06/780,367 Expired - Lifetime US4761763A (en) | 1985-06-28 | 1985-09-24 | Rate adaptation circuit and method for asynchronous data on digital networks |
Country Status (6)
Country | Link |
---|---|
US (1) | US4761763A (en) |
EP (1) | EP0207595B1 (en) |
JP (1) | JPH0758982B2 (en) |
AT (1) | ATE82659T1 (en) |
CA (1) | CA1226960A (en) |
DE (1) | DE3687133T2 (en) |
Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5230071A (en) * | 1987-08-13 | 1993-07-20 | Digital Equipment Corporation | Method for controlling the variable baud rate of peripheral devices |
US5809336A (en) * | 1989-08-03 | 1998-09-15 | Patriot Scientific Corporation | High performance microprocessor having variable speed system clock |
US5829012A (en) * | 1996-04-19 | 1998-10-27 | Unisys Corporation | System for programmably providing modified read signals within a ROM-based memory |
US5835388A (en) * | 1996-03-26 | 1998-11-10 | Timex Corporation | Apparatus and method for optical transmission of serial data using a serial communications port |
US6002733A (en) * | 1995-12-23 | 1999-12-14 | Lg Semicon Co., Ltd. | Universal asynchronous receiver and transmitter |
WO2000013440A2 (en) * | 1998-08-27 | 2000-03-09 | Qualcomm Incorporated | Transmission of gsm circuit-switched data over a cdma link |
US6078949A (en) * | 1991-06-28 | 2000-06-20 | Cabletron Systems, Inc. | Scheme for interlocking and transferring information between devices in a computer system |
US6084934A (en) * | 1997-03-06 | 2000-07-04 | International Business Machines Corporation | Natural throttling of data transfer across asynchronous boundaries |
US6198785B1 (en) * | 1997-09-29 | 2001-03-06 | Lucent Technologies Inc. | Autobaud rate detection and adjustment |
US6434692B2 (en) * | 1997-12-31 | 2002-08-13 | Intel Corporation | High-throughput interface between a system memory controller and a peripheral device |
US20020172315A1 (en) * | 2001-05-17 | 2002-11-21 | Sullivan Terence Sean | Data rate calibration for asynchronous serial communications |
US20030152140A1 (en) * | 2002-01-10 | 2003-08-14 | Xxtrans, Inc. | System and method for transmitting/receiving telemetry control signals with if payload data on common cable between indoor and outdoor units |
WO2004088933A1 (en) * | 2003-03-29 | 2004-10-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Device and method for rate adaptation between bit streams |
US20050089029A1 (en) * | 2001-09-27 | 2005-04-28 | Heiko Ruhnke | Method for operating a transmission system and transmission system in an energy supply network |
US7032038B1 (en) * | 2001-03-22 | 2006-04-18 | Xilinx, Inc. | Configurable peripheral devices |
US20080065866A1 (en) * | 2006-09-11 | 2008-03-13 | Samsung Electronics Co., Ltd. | Apparatus and method for regulating bursty data in a signal processing pipeline |
US20120314517A1 (en) * | 2008-06-02 | 2012-12-13 | Micron Technology, Inc. | Asynchronous/synchronous interface |
US20150270863A1 (en) * | 2014-02-19 | 2015-09-24 | Texas Instruments Incorporated | Control of tx/rx mode in serial half-duplex transceiver separately from communicating host |
CN116980294A (en) * | 2023-06-28 | 2023-10-31 | 深圳精控集成半导体有限公司 | Communication data receiving method and device, electronic equipment and storage medium |
CN116980294B (en) * | 2023-06-28 | 2024-04-30 | 深圳精控集成半导体有限公司 | Communication data receiving method and device, electronic equipment and storage medium |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990010391A (en) * | 1997-07-16 | 1999-02-18 | 윤종용 | Apparatus and method for arbitrating data rates between mobile phones and external devices |
CN103684678A (en) * | 2012-11-01 | 2014-03-26 | 国网电力科学研究院 | Baud rate adaptive method for UART, device and UART |
KR20190091929A (en) | 2018-01-30 | 2019-08-07 | 엘에스산전 주식회사 | Method for Automatic Switching Communication Speed of UART |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3728683A (en) * | 1971-07-30 | 1973-04-17 | Ultronic Systems Corp | Apparatus for controlling output data rate |
US3775751A (en) * | 1972-03-17 | 1973-11-27 | D Anderson | Method of and apparatus for baud rate detection |
US3781818A (en) * | 1972-05-08 | 1973-12-25 | Univ Johns Hopkins | Data block multiplexing system |
US4156931A (en) * | 1978-05-25 | 1979-05-29 | Digital Equipment Corporation | Digital data communications device with standard option connection |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54111207A (en) * | 1978-02-20 | 1979-08-31 | Matsushita Electric Ind Co Ltd | Data transmission system |
JPS5923945A (en) * | 1982-07-30 | 1984-02-07 | Toshiba Corp | Detecting system of radio line signal |
-
1985
- 1985-06-28 CA CA000485968A patent/CA1226960A/en not_active Expired
- 1985-09-24 US US06/780,367 patent/US4761763A/en not_active Expired - Lifetime
-
1986
- 1986-04-25 DE DE8686303151T patent/DE3687133T2/en not_active Expired - Fee Related
- 1986-04-25 EP EP86303151A patent/EP0207595B1/en not_active Expired
- 1986-04-25 AT AT86303151T patent/ATE82659T1/en not_active IP Right Cessation
- 1986-06-26 JP JP61148345A patent/JPH0758982B2/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3728683A (en) * | 1971-07-30 | 1973-04-17 | Ultronic Systems Corp | Apparatus for controlling output data rate |
US3775751A (en) * | 1972-03-17 | 1973-11-27 | D Anderson | Method of and apparatus for baud rate detection |
US3781818A (en) * | 1972-05-08 | 1973-12-25 | Univ Johns Hopkins | Data block multiplexing system |
US4156931A (en) * | 1978-05-25 | 1979-05-29 | Digital Equipment Corporation | Digital data communications device with standard option connection |
Cited By (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5230071A (en) * | 1987-08-13 | 1993-07-20 | Digital Equipment Corporation | Method for controlling the variable baud rate of peripheral devices |
US5809336A (en) * | 1989-08-03 | 1998-09-15 | Patriot Scientific Corporation | High performance microprocessor having variable speed system clock |
US6078949A (en) * | 1991-06-28 | 2000-06-20 | Cabletron Systems, Inc. | Scheme for interlocking and transferring information between devices in a computer system |
US6002733A (en) * | 1995-12-23 | 1999-12-14 | Lg Semicon Co., Ltd. | Universal asynchronous receiver and transmitter |
US5835388A (en) * | 1996-03-26 | 1998-11-10 | Timex Corporation | Apparatus and method for optical transmission of serial data using a serial communications port |
US5829012A (en) * | 1996-04-19 | 1998-10-27 | Unisys Corporation | System for programmably providing modified read signals within a ROM-based memory |
US6084934A (en) * | 1997-03-06 | 2000-07-04 | International Business Machines Corporation | Natural throttling of data transfer across asynchronous boundaries |
US6198785B1 (en) * | 1997-09-29 | 2001-03-06 | Lucent Technologies Inc. | Autobaud rate detection and adjustment |
US6434692B2 (en) * | 1997-12-31 | 2002-08-13 | Intel Corporation | High-throughput interface between a system memory controller and a peripheral device |
WO2000013440A2 (en) * | 1998-08-27 | 2000-03-09 | Qualcomm Incorporated | Transmission of gsm circuit-switched data over a cdma link |
WO2000013440A3 (en) * | 1998-08-27 | 2001-11-29 | Qualcomm Inc | Transmission of gsm circuit-switched data over a cdma link |
US7032038B1 (en) * | 2001-03-22 | 2006-04-18 | Xilinx, Inc. | Configurable peripheral devices |
US6944248B2 (en) | 2001-05-17 | 2005-09-13 | Bluebrook Associates Llc | Data rate calibration for asynchronous serial communications |
US20020172315A1 (en) * | 2001-05-17 | 2002-11-21 | Sullivan Terence Sean | Data rate calibration for asynchronous serial communications |
US20050089029A1 (en) * | 2001-09-27 | 2005-04-28 | Heiko Ruhnke | Method for operating a transmission system and transmission system in an energy supply network |
US20030152140A1 (en) * | 2002-01-10 | 2003-08-14 | Xxtrans, Inc. | System and method for transmitting/receiving telemetry control signals with if payload data on common cable between indoor and outdoor units |
WO2004088933A1 (en) * | 2003-03-29 | 2004-10-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Device and method for rate adaptation between bit streams |
US20080065866A1 (en) * | 2006-09-11 | 2008-03-13 | Samsung Electronics Co., Ltd. | Apparatus and method for regulating bursty data in a signal processing pipeline |
US8291198B2 (en) * | 2006-09-11 | 2012-10-16 | Samsung Electronics Co., Ltd. | Apparatus and method for regulating bursty data in a signal processing pipeline |
US9190153B2 (en) | 2008-06-02 | 2015-11-17 | Micron Technology, Inc. | Asynchronous/synchronous interface |
US8593889B2 (en) * | 2008-06-02 | 2013-11-26 | Micron Technology, Inc. | Asynchronous/synchronous interface |
US20120314517A1 (en) * | 2008-06-02 | 2012-12-13 | Micron Technology, Inc. | Asynchronous/synchronous interface |
US9754643B2 (en) | 2008-06-02 | 2017-09-05 | Micron Technology, Inc. | Asynchronous/synchronous interface |
US10083725B2 (en) | 2008-06-02 | 2018-09-25 | Micron Technology, Inc. | Asynchronous/synchronous interface |
US10460775B2 (en) | 2008-06-02 | 2019-10-29 | Micron Technology, Inc. | Asynchronous/synchronous interface |
US10861509B2 (en) | 2008-06-02 | 2020-12-08 | Micron Technology, Inc. | Asynchronous/synchronous interface |
US20150270863A1 (en) * | 2014-02-19 | 2015-09-24 | Texas Instruments Incorporated | Control of tx/rx mode in serial half-duplex transceiver separately from communicating host |
US9246534B2 (en) * | 2014-02-19 | 2016-01-26 | Texas Instruments Incorporated | Controling Tx/Rx mode in serial half-duplex UART separately from host |
US20160098373A1 (en) * | 2014-02-19 | 2016-04-07 | Texas Instruments Incorporated | Control of tx/rx mode in serial half-duplex transceiver separately from communicating host |
US9892080B2 (en) * | 2014-02-19 | 2018-02-13 | Texas Instruments Incorporated | Receive mode upon expiration of UART transmit start BIT delay |
CN116980294A (en) * | 2023-06-28 | 2023-10-31 | 深圳精控集成半导体有限公司 | Communication data receiving method and device, electronic equipment and storage medium |
CN116980294B (en) * | 2023-06-28 | 2024-04-30 | 深圳精控集成半导体有限公司 | Communication data receiving method and device, electronic equipment and storage medium |
Also Published As
Publication number | Publication date |
---|---|
JPS6212240A (en) | 1987-01-21 |
CA1226960A (en) | 1987-09-15 |
EP0207595A2 (en) | 1987-01-07 |
EP0207595B1 (en) | 1992-11-19 |
DE3687133D1 (en) | 1992-12-24 |
EP0207595A3 (en) | 1988-11-17 |
ATE82659T1 (en) | 1992-12-15 |
JPH0758982B2 (en) | 1995-06-21 |
DE3687133T2 (en) | 1993-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: NORTHERN TELECOM LIMITED P.O. BOX 6123 MONTREAL, Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:BELL-NORTHERN RESEARCH LTD.;REEL/FRAME:004465/0802 Effective date: 19850913 Owner name: BELL-NORTHERN RESEARCH LTD. P.O. BOX 3511 STATION Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:HICKS, GREGORY F.;REEL/FRAME:004465/0801 Effective date: 19850906 |
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Free format text: PATENTED CASE |
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Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
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Year of fee payment: 12 |
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Owner name: NORTEL NETWORKS CORPORATION, CANADA Free format text: CHANGE OF NAME;ASSIGNOR:NORTHERN TELECOM LIMITED;REEL/FRAME:010567/0001 Effective date: 19990429 |
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AS | Assignment |
Owner name: NORTEL NETWORKS LIMITED, CANADA Free format text: CHANGE OF NAME;ASSIGNOR:NORTEL NETWORKS CORPORATION;REEL/FRAME:011195/0706 Effective date: 20000830 Owner name: NORTEL NETWORKS LIMITED,CANADA Free format text: CHANGE OF NAME;ASSIGNOR:NORTEL NETWORKS CORPORATION;REEL/FRAME:011195/0706 Effective date: 20000830 |